iPhone 17: Apple’s next trump card

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Although the iPhone 15 series is still selling well and rumors about the iPhone 16 are already widespread, the tech world has begun to look further ahead—to the iPhone 17 in 2025. Based on current supply chain information, industry trend analysis, and Apple’s patents and technology roadmap, the iPhone 17 is highly likely to be the most transformative generation in design language and functional concept since the iPhone X.

How USB cables work

The working principle of a data cable may seem simple, but inside it embodies sophisticated electrical engineering and communication principles. It primarily serves two functions: power transmission and data signal transmission. We can think of it as an efficient “dual-lane expressway for energy and information.”

The Composition and Structure of Data Cables

The structure of a data cable is far more complex than it appears. It is the result of precise engineering, and its design directly determines performance (charging speed and data transfer rate) as well as durability. A high-quality data cable typically consists of three main components: the connector (terminal head), the cable (wire), and the outer sheath.

Application of data cables in various fields

A data cable is no longer just a simple “wire” but a smart, multifunctional channel for data transmission. Its performance depends on the number and quality of internal cores, as well as the communication protocols it supports. This small cable has become a powerful hub that connects and drives our digital ecosystem. When choosing one, it’s essential to match its features with your actual needs in order to achieve a complete and efficient experience.

Reasons for Not Charging/Unstable Data Transfer

A data cable failing to charge properly or providing unstable transmission is a very common and frustrating issue. The root causes can generally be grouped into three categories: physical connection problems, cable and accessory issues, and device-related problems. When encountering such issues, stay calm and troubleshoot step by step, following the order of “from external to internal, from simple to complex.”

What to do if the data cable gets hot while charging?

It is normal for a data cable to become slightly warm during charging or data transfer, as resistance generates heat when current flows through it. However, if it feels hot to the touch (uncomfortable to hold for long), that is an abnormal condition and should not be ignored. First and foremost: if the data cable or charger becomes excessively hot, stop using it immediately and disconnect all devices! Safety comes first.